CN218721611U

CN218721611U - Flue gas waste heat recycling device

Info

Publication number: CN218721611U
Application number: CN202222802813.5U
Authority: CN
Inventors: 张语桐; 赵芬梅
Original assignee: Shanxi Huixin Energy Environmental Protection Technology Co ltd
Current assignee: Shanxi Huixin Energy Environmental Protection Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-03-24
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a flue gas waste heat recovery utilizes device, which comprises a housing, the inside right side below of casing is provided with cleaning device, the inside upper right side of casing is provided with filter equipment, the mouth of advancing has been seted up to the bottom of casing, the outlet flue has been seted up at the top of casing, install the bent pipe in the middle of the inside of casing, spout and first filter screen sliding connection are passed through to the inside left side below of casing. This flue gas waste heat recovery utilizes device, through the handle, the rotary drum, cooperation between slider and the diaphragm, the rotary drum makes two sliders move simultaneously right through the spout, the slider drives the diaphragm and removes, the diaphragm promotes the brush board and removes, the sulphide clearance that the brush board can be stained with on the bent shape pipe outer wall gets off, solved after long-time heat exchange, the outer wall that can make the bent shape pipe is stained with a large amount of sulphide, make the contact outer wall thickening of bent shape pipe and flue gas, the heat exchange effect that leads to the bent shape pipe worsens, the loaded down with trivial details problem of bent shape pipe clearance process simultaneously.

Description

Flue gas waste heat recycling device

Technical Field

The utility model relates to a flue gas waste heat recovery technical field specifically is a flue gas waste heat recovery utilizes device.

Background

Along with the strong support of the state on energy conservation and emission reduction, more and more energy-saving products are produced, for example, a flue gas waste heat recovery device exchanges heat with cold water by utilizing the waste heat of flue gas so as to achieve the effective utilization of the flue gas waste heat, and can effectively reduce the consumption of resources such as natural gas, coal and the like, so that the energy-saving device is deeply favored by people;

for example, the flue gas waste heat recycling device with the authorization bulletin number of CN214407023U, although the above-mentioned document can solve the problem that the existing flue gas waste heat recycling device cannot effectively utilize resources for the second time, the above-mentioned document still exists, after long-time heat exchange, a large amount of sulfides are adhered to the outer wall of the curved pipe, so that the contact outer wall of the curved pipe and the flue gas becomes thick, resulting in poor heat exchange effect of the curved pipe, and meanwhile, due to the shape of the curved pipe, the curved pipe is inconvenient to detach after the installation is completed, thereby causing a problem of complicated cleaning process of the curved pipe, and in the above-mentioned document, only once filtering is performed on the flue gas, and then the flue gas is directly discharged, and this kind of filtering mode cannot make sulfides in the flue gas reach the discharge standard, and simultaneously cannot perform secondary filtering on the flue gas, thus a large amount of sulfides in the flue gas enter the air, thereby accelerating the damage degree of the atmosphere, and causing a problem of greenhouse effect.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flue gas waste heat recovery utilizes device to solve the long-time heat exchange back that proposes in the above-mentioned background art, can make the outer wall of bent pipe glue with a large amount of sulfides, make the contact outer wall thickening of bent pipe and flue gas, lead to the heat exchange effect variation of bent pipe, simultaneously because the shape of bent pipe, lead to the bent pipe to accomplish the installation back, be not convenient for dismantle bent pipe, thereby cause the loaded down with trivial details problem of bent pipe cleaning process.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a flue gas waste heat recovery utilizes device, includes the casing, the inside right side below of casing is provided with cleaning device, the inside upper right side of casing is provided with filter equipment, the mouth of cigarette has been seted up to the bottom of casing, the mouth of cigarette has been seted up at the top of casing, install bent venturi tube in the middle of the inside of casing, spout and first filter screen sliding connection are passed through to the inside left side below of casing.

Preferably, the cleaning device comprises a handle, the handle is rotatably connected with the casing through a bearing, a rotary drum is fixedly connected to one end of the handle, the outer wall of the rotary drum is slidably connected with the two sliding blocks through a sliding groove, transverse plates are fixedly connected to one ends of the two sliding blocks, and the outer walls of the transverse plates are slidably connected with the casing through sliding grooves.

Preferably, one end of each of the two transverse plates is fixedly connected with the brush plate, and the front end of the brush plate is attached to the curved pipe.

Preferably, the filtering device comprises a water tank, the bottom of the water tank is fixedly connected with the casing, a liquid inlet is formed in the top of the water tank, a water pump is installed inside the water tank, one end of the water pump is communicated with the water delivery pipe, the outer wall of the water delivery pipe is fixedly connected with the casing, and one end of the water delivery pipe is communicated with the spray head.

Preferably, a second filter screen is arranged at the left upper part in the machine shell.

Compared with the prior art, the beneficial effects of the utility model are that: this flue gas waste heat recovery utilizes device, through the handle, the rotary drum, the cooperation between slider and the diaphragm, the user rotates the handle, the handle drives the rotary drum and rotates, the rotary drum makes two sliders move rightwards simultaneously through the spout, the slider drives the diaphragm and moves, the diaphragm promotes the brush board and moves about, the brush board can clear up the sulphide that has stuck on the bent pipe outer wall, take out through the quick-witted door of casing front end, be convenient for clear up with bent pipe, solved after long-time heat exchange, can make the outer wall of bent pipe glue with a large amount of sulphide, make the contact outer wall thickening of bent pipe and flue gas, lead to the heat exchange effect variation of bent pipe, simultaneously because the shape of bent pipe, lead to bent pipe after accomplishing the installation, be inconvenient to dismantle bent pipe, thereby cause the loaded down with trivial details problem of bent pipe cleaning process;

through the water tank, the inlet, a water pump, cooperation between raceway and the shower nozzle, start the water pump, the solution of vertical inside is taken out to the water pump, and carry in the raceway, spray on the second filter screen through the shower nozzle, the second filter screen makes flue gas and sodium hydroxide solution fully contact reaction, realize the secondary filter to the flue gas, in the above-mentioned file has been solved, only once filter the flue gas, just directly discharge, this kind of filtering method can't make the sulphide in the flue gas reach emission standard, can't carry out the secondary filter to the flue gas again simultaneously, in can leading to a large amount of sulphide in the flue gas to get into the air like this, thereby the damage degree of atmosphere is accelerated, cause greenhouse effect's problem.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic front plan view of the internal connection structure of FIG. 1;

FIG. 3 is a schematic view of the connection structure at A in FIG. 2;

FIG. 4 is a schematic view of the connection structure of embodiment 2 in FIG. 2;

fig. 5 is a schematic view of the connection structure at B in fig. 4.

In the figure: 1. casing, 2, smoke inlet, 301, handle, 302, rotary drum, 303, slider, 304, diaphragm, 401, motor, 402, carousel, 403, the riser, 404, branch, 5, filter equipment, 501, water tank, 502, the inlet, 503, water pump, 504, raceway, 505, shower nozzle, 6, outlet, 7, bent pipe, 8, first filter screen, 9, second filter screen, 10, brush board.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1:

referring to fig. 1-5, the present invention provides a technical solution: the utility model provides a flue gas waste heat recovery utilizes device, which comprises a housing 1, the inside right side below of casing 1 is provided with because carry out the cleaning device who clears up curved shape pipe, the inside upper right side of casing 1 is provided with and is used for carrying out secondary filter's filter equipment 5 to the flue gas, inlet 2 has been seted up to the bottom of casing 1, the flue gas gets into casing 1 through inlet 2, outlet 6 has been seted up at the top of casing 1, the flue gas passes through outlet 6 discharge casing 1, install curved pipe 7 in the middle of the inside of casing 1, the inside circulation of curved pipe 7 has the cold water, be used for carrying out the heat exchange with the flue gas, spout and 8 sliding connection of first filter screen are passed through to the inside left side below of casing 1, the inside packing of first filter screen 8 has a large amount of active carbon, be used for filtering dust and partial sulphide in the flue gas.

Referring to fig. 2 and 3, the cleaning device includes a handle 301, a rotating drum 302, sliding blocks 303 and transverse plates 304, the handle 301 is rotatably connected with the casing 1 through a bearing, one end of the handle 301 is fixedly connected with the rotating drum 302, the handle 301 drives the rotating drum 302 to rotate, the outer wall of the rotating drum 302 is slidably connected with the two sliding blocks 303 through sliding chutes, the rotating drum 302 enables the two sliding blocks 303 to simultaneously move left and right through the sliding chutes, one ends of the two sliding blocks 303 are fixedly connected with the transverse plates 304, the sliding blocks 303 drive the transverse plates 304 to move, the outer walls of the two transverse plates 304 are slidably connected with the casing 1 through sliding chutes, one ends of the two transverse plates 304 are fixedly connected with the brush plates 10, the transverse plates 304 push the brush plates 10 to move, the front ends of the brush plates 10 are attached to the curved pipes 7, and the brush plates 10 are used for cleaning the outer walls of the curved pipes 7;

the user rotates handle 301, handle 301 drives the rotary drum 302 and rotates, rotary drum 302 makes two slider 303 remove right simultaneously through the spout, slider 303 drives diaphragm 304 and removes, diaphragm 304 promotes to remove about brush board 10, brush board 10 can get off the sulphide clearance that has stained with on the curved shape pipe 7 outer wall, the quick-witted door through casing 1 front end takes out, be convenient for clear up with curved shape pipe 7, solved after long-time heat exchange, the outer wall that can make curved shape pipe is stained with a large amount of sulphides, make the contact outer wall thickening of curved shape pipe and flue gas, lead to the heat exchange effect variation of curved shape pipe, simultaneously because the shape of curved shape pipe, lead to curved shape pipe after accomplishing curved shape pipe installation, be not convenient for dismantle curved shape pipe, thereby cause the loaded down with trivial details problem of curved shape pipe cleaning process.

Referring to fig. 2 and 4, the filtering device 5 includes a water tank 501, a liquid inlet 502, a water pump 503, a water pipe 504 and a nozzle 505, the bottom of the water tank 501 is fixedly connected to the housing 1, a sodium hydroxide solution is filled in the water tank 501, the sodium hydroxide solution can react with sulfides in the flue gas to decompose the sulfides in the flue gas, the top of the water tank 501 is provided with the liquid inlet 502, the solution enters the water tank 501 through the liquid inlet 502, the water pump 503 is installed in the water tank 501, the water pump 503 pumps the solution in the water tank 501 and conveys the solution to the water pipe 504, one end of the water pump 503 is communicated with the water pipe 504, the type of the water pump 503 is selected according to actual requirements, and the working requirements are met, the outer wall of the water pipe 504 is fixedly connected to the housing 1, one end of the water pipe 504 is communicated with the nozzle 505, the solution in the water pipe 504 is sprayed onto the second filter screen 9 through the nozzle 505, the second filter screen 9 is installed at the upper left inside the housing 1, and is made of an anti-corrosion sponge material for enabling the flue gas to fully contact with the sodium hydroxide solution to react;

start water pump 503, water pump 503 takes out vertical 501 inside solution, and carry in raceway 504, spray on second filter screen 9 through shower nozzle 505, second filter screen 9 makes flue gas and sodium hydroxide solution fully contact reaction, the realization is to the secondary filter of flue gas, in having solved above-mentioned file, only once filter the flue gas, just directly discharge, this kind of filtration mode can't make the sulphide in the flue gas reach emission standard, can't carry out the secondary filter to the flue gas again simultaneously, can lead to in a large amount of sulphides in the flue gas get into the air like this, thereby the damage degree of atmosphere accelerates, cause the problem of greenhouse effect.

The working principle is as follows:

this flue gas waste heat recovery utilizes device is when using, at first, the flue gas gets into casing 1 through smoke inlet 2, first filter screen 8 can filter the dust and partial sulphide in the flue gas, later the flue gas contacts curved pipe 7, the both ends of curved pipe 7 are connected with outside water pump, make the inside water of curved pipe 7 be in the mobile state, the water that flows can carry out the heat exchange with the flue gas, take away a part with the heat in the flue gas, make water temperature promote a part before getting into the boiler, realize thermal recycle, later switch-on water pump 503's external power supply, start water pump 503, water pump 503 takes out the inside solution of vertical 501, and carry in raceway 504, spray on second filter screen 9 through shower nozzle 505, second filter screen 9 makes flue gas and sodium hydroxide solution abundant contact reaction, realize the secondary filter to the flue gas, after the long-time use of device, the user rotates handle 301, handle 301 drives rotary drum 302 to rotate, rotary drum 302 makes two sliders 303 move right simultaneously through the spout, slider 303 drives horizontal board 304 and removes, horizontal board 304 promotes brush board 10 can brush the outer wall of the cleaning machine 7 outer wall and carry out the use before this curved pipe, take out the sulphide device of curved pipe.

Example 2:

referring to fig. 4 and 5, the present invention provides a technical solution: a flue gas waste heat recycling device, wherein the cleaning device further comprises a motor 401, a turntable 402, a vertical plate 403 and supporting rods 404, the outer wall of the motor 401 is fixedly connected with a machine shell 1 through a support, the model of the motor 401 is selected according to actual requirements, and the working requirements can be met, the output end of the motor 401 is fixedly connected with the turntable 402, the output end of the motor 401 drives the turntable 402 to rotate, the front end of the turntable 402 is slidably connected with the vertical plate 403 through a sliding groove, the turntable 402 enables the vertical plate 403 to move left and right through the sliding groove, the outer wall of the vertical plate 403 is fixedly connected with the supporting rods 404, the vertical plate 403 drives the two supporting rods 404 to move simultaneously, the outer walls of the two supporting rods 404 are slidably connected with the machine shell 1 through sliding grooves, one ends of the two supporting rods 404 are fixedly connected with a brush plate 10, and the supporting rods 404 push the brush plate 10 to move;

starter motor 401, motor 401's output drives carousel 402 and rotates, carousel 402 makes riser 403 remove through the spout, riser 403 drives two branch 404 simultaneously and removes, branch 404 promotes brush board 10 and removes, brush board 10 can clear up the sulphide that has glued on the bent pipe 7 outer wall, the machine door through casing 1 front end takes out, be convenient for clear up with bent pipe 7, it is after long-time heat exchange to have solved above-mentioned file, the outer wall that can make the bent pipe is glued a large amount of sulphides, make the contact outer wall thickening of bent pipe and flue gas, the heat exchange effect variation that leads to the bent pipe, simultaneously because the shape of bent pipe, lead to the bent pipe after accomplishing the installation, be not convenient for dismantle bent pipe, thereby cause the loaded down with trivial details problem of bent pipe clearance process.

The working principle is as follows:

when this cleaning device uses, the user switches on motor 401's external power supply, starter motor 401, motor 401's output drives carousel 402 and rotates, carousel 402 makes riser 403 remove about through the spout, riser 403 drives two branch 404 simultaneously and removes, branch 404 promotes to remove about brush board 10, brush board 10 can clear up the sulphide that is stained with on the curved shape pipe 7 outer wall, take out through the quick-witted door of casing 1 front end, be convenient for clear up with curved shape pipe 7, accomplish the use of this time device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a flue gas waste heat recovery utilizes device, includes casing (1), its characterized in that: the inside right side below of casing (1) is provided with cleaning device, the inside upper right side of casing (1) is provided with filter equipment (5), smoke inlet (2) have been seted up to the bottom of casing (1), smoke outlet (6) have been seted up at the top of casing (1), curved venturi tube (7) are installed to the inside centre of casing (1), spout and first filter screen (8) sliding connection are passed through to the inside left side below of casing (1).

2. The flue gas waste heat recycling device according to claim 1, characterized in that: cleaning device includes handle (301), handle (301) are rotated through bearing and casing (1) and are connected, the one end rigid coupling of handle (301) has rotary drum (302), the outer wall of rotary drum (302) passes through spout and two slider (303) sliding connection, two the equal rigid coupling in one end of slider (303) has diaphragm (304), two the outer wall of diaphragm (304) passes through spout and casing (1) sliding connection.

3. The flue gas waste heat recycling device according to claim 2, characterized in that: two the one end of diaphragm (304) all with brush board (10) looks rigid coupling, the front end of brush board (10) is laminated with bent shape pipe (7) mutually.

4. The flue gas waste heat recycling device according to claim 1, characterized in that: the filtering device (5) comprises a water tank (501), the bottom of the water tank (501) is fixedly connected with the casing (1), a liquid inlet (502) is formed in the top of the water tank (501), a water pump (503) is installed inside the water tank (501), one end of the water pump (503) is communicated with a water conveying pipe (504), the outer wall of the water conveying pipe (504) is fixedly connected with the casing (1), and one end of the water conveying pipe (504) is communicated with a spray head (505).

5. The flue gas waste heat recycling device according to claim 1, characterized in that: and a second filter screen (9) is arranged at the upper left part in the machine shell (1).